4 * Copyright (C) 2015 Alexander Andrejevic <theflash AT sdf DOT lonestar DOT org>
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>
19 * SPDX-License-Identifier: AGPL-3.0-or-later
24 void list_append(list_t *list, list_t *element)
27 element->prev = list->prev;
28 element->next->prev = element->prev->next = element;
31 void list_prepend(list_t *list, list_t *element)
33 element->next = list->next;
35 element->next->prev = element->prev->next = element;
38 void list_remove(list_t *element)
40 element->next->prev = element->prev;
41 element->prev->next = element->next;
44 void init_list(list_t *list)
46 list->next = list->prev = list;